Beetle L4-1.9L DSL Turbo (ALH) (1998)
reached.
If specified end value not reached
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Replace Throttle Position sensor -G79-
If display does not change or is irregular
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Check Throttle Position sensor as follows:
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Switch OFF ignition.
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Disconnect harness connector for sensor.
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Connect VAG 1598/22 (or 1598/31) Test Box to ECM wiring harness.
Check following combinations for open circuits and/or short to positive or negative:
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Wiring between connector terminal 1 and Test Box socket 8.
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Wiring between connector terminal 2 and Test Box socket 11.
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Wiring between connector terminal 3 and Test Box socket 23.
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Wiring between connector terminal 4 and Test Box socket 24.
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Wiring between connector terminal 5 and Test Box socket 12.
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Wiring between connector terminal 6 and Test Box socket 25.
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Correct any open/short circuit as required.
If neither open nor short circuit exists
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Replace Engine Control Module J248.
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Display the Readiness code. Refer to "Monitors, Trips and/or Drive Cycle (Readiness Codes)/Displaying Readiness Code" See: Computers and
Control Systems/Testing and Inspection
If DTC memory was erased
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Set the Readiness code. Refer to "Monitors, Trips and/or Drive Cycle (Readiness Codes)/Setting Readiness Code" See: Computers and Control
Systems/Testing and Inspection